Schools
- Clarkson University
- Clatsop Community College
- Clayton State University
- Clear Creek Baptist Bible College
- Clearfield County Career and Technology Center
- Clearwater Christian College
- Cleary University
- Clemens College
- Clemson University
- Cleveland Bartending School
- Cleveland Chiropractic College of Los Angeles
- Cleveland Clinic Health System-School of Diagnostic Imaging
- Cleveland Community College
- Cleveland Industrial Training Center
- Cleveland Institute of Art
- Cleveland Institute of Dental-Medical Assistants
- Cleveland Institute of Electronics
- Cleveland Institute of Music
- Cleveland Institute of Technology
- Cleveland Municipal School District Adult and Continuing Education
- Cleveland State Community College
- Cleveland State University
- Clinton Community College
- Clinton Essex Warren Washington BOCES-Practical Nursing Program
- Clinton Junior College
- Clinton Technical School
- Clip N Dales
- Cloud County Community College
- Clover Park Technical College
- Clovis Adult Education
- Clovis Community College
- Cloyds Beauty School 1 Inc
- Coachella Valley Beauty College
- Coahoma Community College
- Coast Career Institute
- Coast Community College District Office
- Coastal Bend College
- Coastal Carolina Community College
- Coastal Carolina University
- Coastline Beauty College
- Coastline Community College
- COBA Academy
- Cobb Beauty College Inc
- Cochise College
- Cochran School of Nursing
- Coconino County Community College
- Coe College
- Coffeyville Community College
- Cogswell Polytechnical College
- Coker College
- Colby College
- Colby Community College
- Colby-Sawyer College
- Colegio de CinematografÃŒa, Artes y Television
- Colegio Mayor de Tecnologia Inc
- Colegio Pentecostal Mizpa
- Colegio Tecnico de Electricidad Galloza
- Colegio Tecnologico y Comercial de Puerto Rico
- Colegio Universitario de San Juan
- Coleman University
- Colgate Rochester Crozer Divinity School
- Colgate University
- College America
- College America-Colorado Springs
- College for Creative Studies
- College for Financial Planning
- College for Technical Education
- College of Alameda
- College of Biblical Studies-Houston
- College of Business and Technology
- College of Business and Technology-Cutler Bay
- College of Charleston
- College of Coastal Georgia
- College of Cosmetology
- College of Court Reporting Inc
- College of DuPage
- College of Eastern Utah
- College of Hair Design
- College of Hair Design Careers
- College of Lake County
- College of Marin
- College of Menominee Nation
- College of Micronesia-FSM
- College of Mount Saint Vincent
- College of Mount St. Joseph
- College of Notre Dame of Maryland
- College of Our Lady of the Elms
- College of Saint Benedict
- College of Saint Elizabeth
- College of Saint Mary
- College of Santa Fe
- College of Southern Idaho
- College of Southern Maryland
- College of Southern Nevada
- College of St Joseph
- College of the Albemarle
- College of the Atlantic
- College of the Canyons
- College of the Desert
- College of the Holy Cross